diff --git a/lib/src/nuvigator.dart b/lib/src/nuvigator.dart
index 5e81d2d..e6d6c88 100644
--- a/lib/src/nuvigator.dart
+++ b/lib/src/nuvigator.dart
@@ -77,7 +77,7 @@ class _NuvigatorInner<T extends INuRouter> extends Navigator {
   _NuvigatorInner({
     required this.router,
     required String initialDeepLink,
-    Map<String, Object>? initialArguments,
+    Map<String, dynamic>? initialArguments,
     Key? key,
     List<NavigatorObserver> observers = const [],
     this.screenType = materialScreenType,
@@ -547,7 +547,7 @@ class Nuvigator<T extends INuRouter?> extends StatelessWidget {
   final List<ObserverBuilder> inheritableObservers;
   final List<NavigatorObserver> observers;
   final Key? _innerKey;
-  final Map<String, Object>? initialArguments;
+  final Map<String, dynamic>? initialArguments;
   final ShouldRebuildFn? shouldRebuild;
 
   /// Maybe fetches a [NuvigatorState] from the current BuildContext.